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Diffstat (limited to 'tools/porting/src/rpptreewalker.cpp')
| -rw-r--r-- | tools/porting/src/rpptreewalker.cpp | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/tools/porting/src/rpptreewalker.cpp b/tools/porting/src/rpptreewalker.cpp new file mode 100644 index 0000000..be2feda --- /dev/null +++ b/tools/porting/src/rpptreewalker.cpp @@ -0,0 +1,166 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the qt3to4 porting application of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "rpptreewalker.h" + +QT_BEGIN_NAMESPACE + +namespace Rpp { + +void RppTreeWalker::evaluateItem(const Item *item) +{ + if(!item) + return; + if (Source *source = item->toSource()) + evaluateSource(source); + else if (Directive *directive = item->toDirective()) + evaluateDirective(directive); + else if (IfSection *ifSection = item->toIfSection()) + evaluateIfSection(ifSection); + else if (Text *text = item->toText()) + evaluateText(text); +} + +void RppTreeWalker::evaluateItemComposite(const ItemComposite *itemComposite) +{ + if (!itemComposite) + return; + for (int i = 0; i < itemComposite->count(); ++i) { + evaluateItem(itemComposite->item(i)); + } +} + +void RppTreeWalker::evaluateSource(const Source *source) +{ + evaluateItemComposite(source->toItemComposite()); +} + +void RppTreeWalker::evaluateDirective(const Directive *directive) +{ + if (!directive) + return; + if (EmptyDirective *dir = directive->toEmptyDirective()) + evaluateEmptyDirective(dir); + else if (ErrorDirective *dir = directive->toErrorDirective()) + evaluateErrorDirective(dir); + else if (PragmaDirective *dir = directive->toPragmaDirective()) + evaluatePragmaDirective(dir); + else if (IncludeDirective *dir = directive->toIncludeDirective()) + evaluateIncludeDirective(dir); + else if (DefineDirective *dir = directive->toDefineDirective()) + evaluateDefineDirective(dir); + else if (UndefDirective *dir = directive->toUndefDirective()) + evaluateUndefDirective(dir); + else if (LineDirective *dir = directive->toLineDirective()) + evaluateLineDirective(dir); + else if (NonDirective *dir = directive->toNonDirective()) + evaluateNonDirective(dir); + else if (NonDirective *dir = directive->toNonDirective()) + evaluateNonDirective(dir); + else if (ConditionalDirective *dir = directive->toConditionalDirective()) + evaluateConditionalDirective(dir); +} + +/* + This function evaluates all the branches of an IfSection. You should + override it if you want to only evaluate the "correct" branch. +*/ +void RppTreeWalker::evaluateIfSection(const IfSection *ifSection) +{ + if (!ifSection) + return; + evaluateItemComposite(ifSection->toItemComposite()); +} + +void RppTreeWalker::evaluateConditionalDirective(const ConditionalDirective *conditionalDirective) +{ + if (!conditionalDirective) + return; + if (IfdefDirective *dir = conditionalDirective->toIfdefDirective()) + evaluateIfdefDirective(dir); + else if (IfndefDirective *dir = conditionalDirective->toIfndefDirective()) + evaluateIfndefDirective(dir); + else if (IfDirective *dir = conditionalDirective->toIfDirective()) + evaluateIfDirective(dir); + else if (ElifDirective *dir = conditionalDirective->toElifDirective()) + evaluateElifDirective(dir); + else if (ElseDirective *dir = conditionalDirective->toElseDirective()) + evaluateElseDirective(dir); +} + +void RppTreeWalker::evaluateIfdefDirective(const IfdefDirective *directive) +{ + if (!directive) + return; + evaluateItemComposite(directive->toItemComposite()); +} + +void RppTreeWalker::evaluateIfndefDirective(const IfndefDirective *directive) +{ + if (!directive) + return; + evaluateItemComposite(directive->toItemComposite()); +} + +void RppTreeWalker::evaluateIfDirective(const IfDirective *directive) +{ + if (!directive) + return; + evaluateItemComposite(directive->toItemComposite()); +} + +void RppTreeWalker::evaluateElifDirective(const ElifDirective *directive) +{ + if (!directive) + return; + evaluateItemComposite(directive->toItemComposite()); +} + +void RppTreeWalker::evaluateElseDirective(const ElseDirective *directive) +{ + if (!directive) + return; + evaluateItemComposite(directive->toItemComposite()); +} + +} + +QT_END_NAMESPACE |